US Plant Patent PP21896
Mefisto Purple
Chrysanthemum plant named ‘Mefisto Purple’
UNDER PATENT
Still under patent. Protection ends December 18, 2029.
No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.

The record
- Patent number
- PP21896
- Filed
- December 18, 2009
- Granted
- May 3, 2011
- Expires
- December 18, 2029
- Assignee
- PARATY BVBA
- Inventor
- PIETERS DIRK
Abstract
A new and distinct cultivar of Chrysanthemum plant named ‘Mefisto Purple’, characterized by its compact, upright, outwardly spreading and rounded plant habit; freely branching habit; dense and full plant habit; uniform and freely flowering habit; and decorative-type inflorescences with red purple-colored ray florets.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Chrysanthemum plant named ‘Mefisto Purple’ as illustrated and described.
Read the full patent: US Plant Patent PP21896 in full — the complete specification, every figure, and the file history.